Started implementation of read, write. Code should be splitted into arch

* fsusage.c: (glibtop_get_fsusage_s): Started implementation of read, write.
	Code should be splitted into arch specific files.

	* mountlist.c: (glibtop_get_mountlist_s): glibify. Used GArray.

sysdeps/common/ChangeLog

@@ -1,3 +1,10 @@
+2004-07-17  Benoît Dejean  <tazforever@dlfp.org>
+
+	* fsusage.c: (glibtop_get_fsusage_s): Started implementation of read, write.
+	Code should be splitted into arch specific files.
+	
+	* mountlist.c: (glibtop_get_mountlist_s): glibify. Used GArray.
+
 2004-07-07  Benoît Dejean  <tazforever@dlfp.org>
 
 	* Makefile.am:

sysdeps/common/fsusage.c

@@ -109,6 +109,40 @@ static const unsigned long _glibtop_sysdeps_fsusage =
 + (1L << GLIBTOP_FSUSAGE_FFREE) + (1L << GLIBTOP_FSUSAGE_BLOCK_SIZE);
 
 
+
+/*
+ * _glibtop_get_fsusage_read_write
+ * New function to retrieve total read and write
+ *
+ * Each arch should have its own function()
+ * and the proper #define. This is more readable than one single
+ * function full of #something where everything is mixed.
+ * These functions are private.
+ *
+ * void _glibtop_<arch>_get_fsusage_read_write(glibtop*server,
+ *                                               glibtop_fsusage *buf,
+ *                                               const char *path);
+ *
+ * TODO: split this file properly, is possible
+ */
+
+#ifdef linux
+void _glibtop_linux_get_fsusage_read_write(glibtop *server,
+					     glibtop_fsusage *buf,
+					     const char *path);
+
+#define _glibtop_get_fsusage_read_write(S, B, P) \
+        _glibtop_linux_get_fsusage_read_write(S, B, P)
+
+
+#else /* default fallback */
+#define _glibtop_get_fsusage_read_write(S, B, P) ((void)0)
+#endif
+
+/* end _glibtop_get_fsusage_read_write */
+
+
+
 void
 glibtop_get_fsusage_s (glibtop *server, glibtop_fsusage *buf,
 		       const char *path)
@@ -117,6 +151,8 @@ glibtop_get_fsusage_s (glibtop *server, glibtop_fsusage *buf,
 
   memset (buf, 0, sizeof (glibtop_fsusage));
 
+  _glibtop_get_fsusage_read_write(server, buf, path);
+
 #ifdef STAT_STATFS3_OSF1
 
   struct statfs fsd;

sysdeps/common/mountlist.c

@@ -96,7 +96,7 @@ static struct mount_entry *read_filesystem_list (gboolean need_fs_type);
 
 
 #if defined (MOUNTED_GETMNTINFO) && !defined (__NetBSD__) && !defined (__OpenBSD__)
-static char *
+static const char *
 fstype_to_string (short t)
 {
   switch (t)
@@ -192,7 +192,7 @@ fstype_to_string (short t)
 #endif /* MOUNTED_GETMNTINFO */
 
 #ifdef MOUNTED_VMOUNT		/* AIX.  */
-static char *
+static const char *
 fstype_to_string (int t)
 {
   struct vfs_ent *e;
@@ -553,7 +553,9 @@ glibtop_mountentry *
 glibtop_get_mountlist_s (glibtop *server, glibtop_mountlist *buf, int all_fs)
 {
 	struct mount_entry *entries, *cur, *next;
-	glibtop_mountentry *mount_list, *e;
+
+	GArray *mount_array = g_array_new(FALSE, FALSE,
+					  sizeof(glibtop_mountentry));
 
 	glibtop_init_r (&server, 0, 0);
 
@@ -561,37 +563,21 @@ glibtop_get_mountlist_s (glibtop *server, glibtop_mountlist *buf, int all_fs)
 
 	/* Read filesystem list. */
 
-	entries = read_filesystem_list (TRUE);
+	if((entries = read_filesystem_list (TRUE)) == NULL)
-
-	if (entries == NULL)
 		return NULL;
 
-
-	buf->number = 0;
-
-	gsize allocated = 16; /* magic */
-	mount_list = g_new(glibtop_mountentry, allocated);
-
 	for (cur = &entries[0]; cur != NULL; cur = next) {
 
 		if(all_fs || !ignore_mount_entry(cur)) {
-			/* add a new glibtop_mountentry,
+			/* add a new glibtop_mountentry */
-			   resize mount_list if needed */
+			glibtop_mountentry e;
 
-			if(buf->number == allocated) {
+			g_strlcpy(e.devname,  cur->me_devname,  sizeof e.devname);
-				allocated *= 2;
+			g_strlcpy(e.mountdir, cur->me_mountdir, sizeof e.mountdir);
-				mount_list = g_renew(glibtop_mountentry,
+			g_strlcpy(e.type,     cur->me_type,     sizeof e.type);
-						     mount_list, allocated);
+			e.dev = cur->me_dev;
-			}
 
-			e = &mount_list[buf->number];
+			g_array_append_val(mount_array, e);
-
-			g_strlcpy(e->devname,  cur->me_devname,  sizeof e->devname);
-			g_strlcpy(e->mountdir, cur->me_mountdir, sizeof e->mountdir);
-			g_strlcpy(e->type,     cur->me_type,     sizeof e->type);
-			e->dev = cur->me_dev;
-
-			buf->number++;
 		}
 
 		/* free current mount_entry and move to the next */
@@ -603,9 +589,8 @@ glibtop_get_mountlist_s (glibtop *server, glibtop_mountlist *buf, int all_fs)
 	}
 
 	buf->size   = sizeof (glibtop_mountentry);
+	buf->number = mount_array->len;
 	buf->total  = buf->number * buf->size;
-	/* trim mount_list */
-	mount_list  = g_renew(glibtop_mountentry, mount_list, buf->number);
 
-	return mount_list;
+	return (glibtop_mountentry*) g_array_free(mount_array, FALSE);
 }